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94444350013 = 1361226952489
BaseRepresentation
bin101011111110101010…
…0100110101000111101
3100000202222201002012101
41113331110212220331
53021410223200023
6111215342105101
76552263505136
oct1277524465075
9300688632171
1094444350013
1137065412032
121637927b191
138ba1812aa0
1447dd27cc8d
1526cb6261ad
hex15fd526a3d

94444350013 has 16 divisors (see below), whose sum is σ = 103424196400. Its totient is φ = 85710804480.

The previous prime is 94444349999. The next prime is 94444350029. The reversal of 94444350013 is 31005344449.

It can be written as a sum of positive squares in 8 ways, for example, as 64294194969 + 30150155044 = 253563^2 + 173638^2 .

It is a cyclic number.

It is not a de Polignac number, because 94444350013 - 25 = 94444349981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94444350113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1773073 + ... + 1825561.

It is an arithmetic number, because the mean of its divisors is an integer number (6464012275).

Almost surely, 294444350013 is an apocalyptic number.

It is an amenable number.

94444350013 is a deficient number, since it is larger than the sum of its proper divisors (8979846387).

94444350013 is a wasteful number, since it uses less digits than its factorization.

94444350013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54832.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 94444350013 in words is "ninety-four billion, four hundred forty-four million, three hundred fifty thousand, thirteen".

Divisors: 1 13 61 793 2269 29497 52489 138409 682357 1799317 3201829 41623777 119097541 1548268033 7264950001 94444350013